xref: /freebsd/sys/contrib/device-tree/Bindings/pwm/adi,axi-pwmgen.yaml (revision 9978553d0199e7ec0bdd1c44fc7f6c7b0c11e43b) 
1# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/pwm/adi,axi-pwmgen.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Analog Devices AXI PWM generator
8
9maintainers:
10  - Michael Hennerich <Michael.Hennerich@analog.com>
11  - Nuno Sá <nuno.sa@analog.com>
12
13description:
14  The Analog Devices AXI PWM generator can generate PWM signals
15  with variable pulse width and period.
16
17  https://analogdevicesinc.github.io/hdl/library/axi_pwm_gen/index.html
18
19allOf:
20  - $ref: pwm.yaml#
21
22properties:
23  compatible:
24    const: adi,axi-pwmgen-2.00.a
25
26  reg:
27    maxItems: 1
28
29  "#pwm-cells":
30    const: 3
31
32  clocks:
33    minItems: 1
34    maxItems: 2
35
36  clock-names:
37    minItems: 1
38    items:
39      - const: axi
40      - const: ext
41
42required:
43  - reg
44  - clocks
45  - clock-names
46
47unevaluatedProperties: false
48
49examples:
50  - |
51    pwm@44b00000 {
52        compatible = "adi,axi-pwmgen-2.00.a";
53        reg = <0x44b00000 0x1000>;
54        clocks = <&fpga_clk>, <&spi_clk>;
55        clock-names = "axi", "ext";
56        #pwm-cells = <3>;
57    };
58